Understanding fragility in supercooled Lennard-Jones mixtures. I. Locally preferred structures (Articolo in rivista)

Type
Label
  • Understanding fragility in supercooled Lennard-Jones mixtures. I. Locally preferred structures (Articolo in rivista) (literal)
Anno
  • 2007-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1063/1.2773716 (literal)
Alternative label
  • Coslovich, D; Pastore, G (2007)
    Understanding fragility in supercooled Lennard-Jones mixtures. I. Locally preferred structures
    in The Journal of chemical physics
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Coslovich, D; Pastore, G (literal)
Pagina inizio
  • 124504-1 (literal)
Pagina fine
  • 124504-13 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 127 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 13 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 12 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Univ Trieste, Dipartmento Fis Teor, I-34100 Trieste, Italy; CNR, INFM, Democritos Natl Simulat Ctr, I-34014 Trieste, Italy (literal)
Titolo
  • Understanding fragility in supercooled Lennard-Jones mixtures. I. Locally preferred structures (literal)
Abstract
  • The existence of systematic variations of isobaric fragility in different supercooled Lennard-Jones binary mixtures is revealed by molecular dynamics simulations. The connection between fragility and local structures in the bulk is analyzed by means of a Voronoi construction. It is found that clusters of particles belonging to locally preferred structures form slow, long-lived domains, whose spatial extension increases with decreasing temperature. As a general rule, a more rapid growth, upon supercooling, of such domains is associated with a more pronounced super-Arrhenius behavior, and hence to a larger fragility. (C) 2007 American Institute of Physics. (literal)
Prodotto di
Autore CNR
Insieme di parole chiave

Incoming links:


Autore CNR di
Prodotto
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#rivistaDi
Insieme di parole chiave di
data.CNR.it